Add dm365 porting.

bsp/dm365/platform/SConscript

@@ -0,0 +1,22 @@
+Import('RTT_ROOT')
+from building import *
+
+cwd = GetCurrentDir()
+src = Split("""
+start_gcc.S
+dm365.c
+dma.c
+findbit.S
+interrupt.c
+psc.c
+reset.c
+system_clock.c
+trap.c
+""")
+
+# The set of source files associated with this SConscript file.
+path = [cwd]
+
+group = DefineGroup('Startup', src, depend = [''], CPPPATH = path)
+
+Return('group')